California, USA
Long-term weather forecast
Long-term weather forecast

March weather forecast and climate
Montara, CA

Ocean temperature

In Montara, California, the average seawater temperature in March is 54°F (12.2°C).
Note: Swimming in 54°F (12.2°C) is considered life-threatening. Even a few minutes in 55.4°F (13°C) water is uncomfortable, and swimming below 50°F (10°C) may cause total loss of breathing control and cold shock, depending on a person's physique.


The average length of the day in March is 12h.

What is the water temperature in March in Montara?

In March, the average ocean temperature in Montara, California, is 54°F (12.2°C). At temperatures below 50°F (10°C), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 55.4°F (13°C) is not comfortable.

How many hours of daylight does Montara have in March?

The average length of the day in March in Montara, California, is 12h.
Average sea temperature in March - Montara, CA
  • Average sea temperature in March: 53.9°F

The best month for swimming (with the highest average sea temperature) is September (56.9°F).
The coldest month (with the lowest average sea temperature) is June (52.4°F).

Average daylight in March - Montara, CA
  • Average daylight in March: 12h

The month with the longest days is June (Average daylight: 14.7h).
The month with shortest days is December (Average daylight: 9.6h).